Scraping a book from Kindle (read.amazon.com)
After writing my latest post on scraping text from Amazon's web Kindle reader, I got an idea. I wondered how hard it would be to scrape »
Copy text from Kindle e-books (read.amazon.com)
I recently bought an e-book on Amazon. It had been a while since I had last done it, so I was surprised to see they had »
Implementing Java's String.hashCode in JavaScript
I recently needed a simple way to keep track of if I had seen a particular string before. A naive way to approach this would have »
Upload files as multipart with HTML 5 and Angular 1.6
I recently came across a well designed add-on to upload files with Angular called angular-file-upload. It's highly customizable, takes full advantage of the HTML 5 file »
Create PDFs with HTML using wkhtmltopdf and Node
Creating PDFs is a deceptively simple problem. It seems like a well defined problem. It's a ubiquitous format and they are static. We use PDFs every »
Resizing SVGs in HTML with correct scaling
When I was trying to resize some SVG images to better fit onto a PDF, I thought it would be as simple as resizing a < »
Exploring Knuth's multiplicative hash
While researching some cryptography methods, I stumbled upon Knuth's multiplicative hash method. I was surprised how well it worked for how simple it is. It's not »
Getting all paths of an JavaScript object
I recently came across a problem where I needed to iterate through a JavaScript object and apply an operation to another object with the same structure. »
Creating responsive tables with flexbox
One of the most promising developments in CSS recently has been the flexbox display option. Ever since bootstrap hit the scene, grid layout platforms have all »
Test if a string is alphanumeric in JavaScript
It's fairly easy to test if a string contains any alphanumeric characters with regular expressions. However, they aren't functions. They can't be passed as arguments to »